.clear::after {
    content: "";
    display: block;
    clear: both;
}

.left {
    float: left;
}

.right {
    float: right;
}

.container {
    position: fixed;
    background-color: #3C9DD6;
    border-radius: 5px;
}

.container .title {
    color: white;
    height: 40px;
    line-height: 40px;
    padding: 0 20px;
}
.container .title span:nth-of-type(2){
    cursor: pointer;
}
.container .content {
    background-color: white;
    padding: 10px;
    display: flex;
    justify-content: center;
    border-radius:0 0 5px 5px;
}
